Powermate Compact Air Impact Wrench, 1/4 in Air Inlet, Air Consumption: 5.7 cfm, Air Pressure: 90 psi, Drive Size: 1/2 in, 9000 rpm, Torque Rating: 600 ft-lb, Exhaust Type: Muffled Handle, Control Type: Forward, Reverse, Muffled Handle, Housing Material: Steel, Dimensions: 7-1/2 in L x 2-1/2 in W x 7-1/4 in H